Line data    Source code

       1             : // Copyright 2017 the V8 project authors. All rights reserved.
       2             : // Use of this source code is governed by a BSD-style license that can be
       3             : // found in the LICENSE file.
       4             : 
       5             : #include "src/builtins/builtins-promise.h"
       6             : 
       7             : #include "src/builtins/builtins-utils-inl.h"
       8             : #include "src/builtins/builtins.h"
       9             : #include "src/counters.h"
      10             : #include "src/heap/heap-inl.h"  // For ToBoolean. TODO(jkummerow): Drop.
      11             : #include "src/objects-inl.h"
      12             : 
      13             : namespace v8 {
      14             : namespace internal {
      15             : 
      16          50 : BUILTIN(IsPromise) {
      17             :   SealHandleScope scope(isolate);
      18             : 
      19             :   Handle<Object> object = args.atOrUndefined(isolate, 1);
      20          10 :   return isolate->heap()->ToBoolean(object->IsJSPromise());
      21             : }
      22             : 
      23             : }  // namespace internal
      24      122036 : }  // namespace v8